Fifty men and women with metabolic syndrome age 20 to 65 will be recruited to participate. Men and women are eligible if they have a body mass index (BMI) ≥ 30 and at least three out of five ATP III criteria for metabolic syndrome. These criteria are defined as: [1] Triacylglycerol ≥150 mg/dL, [2] HDL <40 mg/dL in men or <50 mg/dL in women, [3] Fasting glucose ≥100 mg/dL, [4] Systolic blood pressure ≥ 130 mmHg and/or diastolic blood pressure ≥85 mg/dL, and [5] waist circumference ≥102 cm in men or ≥88 cm in women.